chore: add scripts for ios-modelgen e2e test

.github/workflows/build-swift-modelgen.yml

@@ -0,0 +1,37 @@
+name: 'Test compiling Swift Modelgen output'
+
+on:
+  workflow_dispatch:
+    inputs:
+      MODELS_S3_URL:
+        description: 'S3 URL for models'
+        required: true
+
+env:
+  MODELS_S3_URL: ${{ inputs.MODELS_S3_URL }}
+
+jobs:
+  Build-Swift-Modelgen:
+    name: Analyze
+    runs-on: macos-13-xl
+    permissions:
+      actions: read
+      contents: read
+
+    strategy:
+      fail-fast: true
+
+    steps:
+      - name: Mask S3 URL
+        run: echo "::add-mask::$MODELS_S3_URL"
+
+      - name: Checkout repository
+        uses: actions/checkout@v3
+
+      - name: Check Xcode and Swift versions
+        run: |
+          xcodebuild -version
+          swift --version
+
+      - name: Build Swift Models
+        run: ./scripts/test-swift-modelgen.sh

scripts/test-swift-modelgen.sh

@@ -0,0 +1,58 @@
+#!/bin/bash
+
+# set exit on error to true
+set -e
+
+function buildModels() {
+    # download and unzip the models from S3
+    tempDirectory=$(mktemp -d)
+    cd $tempDirectory
+    wget -O models.zip  "$MODELS_S3_URL"
+    tar -xvf models.zip
+
+    # create a Swift package to test the models
+    pathToSwiftPackage=${tempDirectory}/swiftapp
+    rm -rf $pathToSwiftPackage
+    mkdir $pathToSwiftPackage && cd $pathToSwiftPackage
+    echo "Creating Swift package at $pathToSwiftPackage"
+    createSwiftPackage
+
+    cd ${tempDirectory}/models
+    for model in */; do
+        echo "Building model $model"
+        buildAndRunModel $model $pathToSwiftPackage
+    done
+}
+
+function buildAndRunModel() {
+    modelName=$1
+    cd $modelName
+    currentDirectory=$(pwd)
+
+    pathToSwiftPackage=$2
+
+    # copy with replace all files in current directory to the swift package
+    mkdir -p $pathToSwiftPackage/Sources/models
+    rm -rf $pathToSwiftPackage/Sources/models/*
+    cp -r $currentDirectory/* $pathToSwiftPackage/Sources/models
+
+    # build and run the model
+    cd $pathToSwiftPackage
+    swift build && swift run
+
+    # clean up
+    cd $currentDirectory
+}
+
+function createSwiftPackage() {
+    # create a swift package
+    swift package init --type executable
+    rm -rf Package.swift
+    echo '// swift-tools-version: 5.7
+    import PackageDescription
+    let package = Package(name: "swiftapp", platforms: [.macOS(.v10_15)], dependencies: [.package(url: "https://github.com/aws-amplify/amplify-swift", from: "2.12.0")   ], targets: [ .executableTarget( name: "swiftapp",  dependencies: [ .product(name: "Amplify", package: "amplify-swift") ], path: "Sources")]
+    )' >> Package.swift
+    cat Package.swift
+}
+
+buildModels